so take the time to calculate it and know where every dollar is going. Your gross monthly income is the pre-tax sum of all the money you earn in one month. This includes wages, tips, freelance ...

That's easy in the case of stock shares but it's more complicated when calculating the ROI of a business project that's under consideration. Total returns ... of 10% over six months.

Using the closing values, you will first calculate the asset's daily returns ... assuming a two-stock portfolio. The data points you need are: The portfolio weight of Stock 1 and Stock 2.